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1   /*
2    *    Copyright 2009-2021 the original author or authors.
3    *
4    *    Licensed under the Apache License, Version 2.0 (the "License");
5    *    you may not use this file except in compliance with the License.
6    *    You may obtain a copy of the License at
7    *
8    *       http://www.apache.org/licenses/LICENSE-2.0
9    *
10   *    Unless required by applicable law or agreed to in writing, software
11   *    distributed under the License is distributed on an "AS IS" BASIS,
12   *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   *    See the License for the specific language governing permissions and
14   *    limitations under the License.
15   */
16  package org.apache.ibatis.annotations;
17  
18  import java.lang.annotation.Documented;
19  import java.lang.annotation.ElementType;
20  import java.lang.annotation.Repeatable;
21  import java.lang.annotation.Retention;
22  import java.lang.annotation.RetentionPolicy;
23  import java.lang.annotation.Target;
24  
25  /**
26   * The annotation that specify an SQL for deleting record(s).
27   *
28   * <p>
29   * <b>How to use:</b>
30   *
31   * <pre>
32   * public interface UserMapper {
33   *   &#064;Delete("DELETE FROM users WHERE id = #{id}")
34   *   boolean deleteById(int id);
35   * }
36   * </pre>
37   *
38   * @author Clinton Begin
39   */
40  @Documented
41  @Retention(RetentionPolicy.RUNTIME)
42  @Target(ElementType.METHOD)
43  @Repeatable(Delete.List.class)
44  public @interface Delete {
45    /**
46     * Returns an SQL for deleting record(s).
47     *
48     * @return an SQL for deleting record(s)
49     */
50    String[] value();
51  
52    /**
53     * @return A database id that correspond this statement
54     * @since 3.5.5
55     */
56    String databaseId() default "";
57  
58    /**
59     * The container annotation for {@link Delete}.
60     * @author Kazuki Shimizu
61     * @since 3.5.5
62     */
63    @Documented
64    @Retention(RetentionPolicy.RUNTIME)
65    @Target(ElementType.METHOD)
66    @interface List {
67      Delete[] value();
68    }
69  
70  }